This series pumps consists of pump, mechanical sealand motor, motor is a three phase asynchron whose inner installed automatis temperature over-current protection device can automatic dump when voltage is too low or overload soas to protect the pump fron damage.

It adopts closed impeller, a kind of double end mechanical seal is between the pump and motor, "o" rings are applied to all static joints of the submersible pump.

MOdels and their pmain performance parameter

Model Rated flow Rated head Rated power Rated voltage Frequence Rated speed Pipe size
QD3-35/2-0.75 3 35 0.75 220 2860 50 25
QD6-26/2-0.75 6 26 0.75 220 2860 50 50
QD3-48/3-1.1 3 48 1.1 220 2860 50 25
QD6-35/4-1.5 6 35 1.5 220 2860 50 50
QD8-32/2-1.5 8 32 1.5 220 2860 50 25

Other models and size are available as you required